Home / 74,377.46-111,527.70-29,992.16

Finding the Fourth Proportional to 74,377.46, 111,527.70 and 29,992.16

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Solution

The fourth proportional to 74,377.46, 111,527.70 and 29,992.16 is: 44,972.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,377.46 : 111,527.70 = 29,992.16 : x
  2. Step 2: Convert to fraction form
    74,377.46/111,527.70 = 29,992.16/x
  3. Step 3: Cross multiply
    74,377.46x = 111,527.70 × 29,992.16
  4. Step 4: Simplify right side
    74,377.46x = 3,344,956,065.19
  5. Step 5: Solve for x
    x = 3,344,956,065.19/74,377.46
  6. Step 6: Final answer
    x = 44,972.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.